56438320

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{829}}^1$

素因数の和:902

約数の個数: 80

約数和(自身を含む): 140794560

約数和(自身を除く): 84356240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 37, 40, 46, 74, 80, 92, 115, 148, 184, 185, 230, 296, 368, 370, 460, 592, 740, 829, 851, 920, 1480, 1658, 1702, 1840, 2960, 3316, 3404, 4145, 4255, 6632, 6808, 8290, 8510, 13264, 13616, 16580, 17020, 19067, 30673, 33160, 34040, 38134, 61346, 66320, 68080, 76268, 95335, 122692, 152536, 153365, 190670, 245384, 305072, 306730, 381340, 490768, 613460, 705479, 762680, 1226920, 1410958, 1525360, 2453840, 2821916, 3527395, 5643832, 7054790, 11287664, 14109580, 28219160, 56438320]

約数ペア:

[(1, 56438320), (2, 28219160), (4, 14109580), (5, 11287664), (8, 7054790), (10, 5643832), (16, 3527395), (20, 2821916), (23, 2453840), (37, 1525360), (40, 1410958), (46, 1226920), (74, 762680), (80, 705479), (92, 613460), (115, 490768), (148, 381340), (184, 306730), (185, 305072), (230, 245384), (296, 190670), (368, 153365), (370, 152536), (460, 122692), (592, 95335), (740, 76268), (829, 68080), (851, 66320), (920, 61346), (1480, 38134), (1658, 34040), (1702, 33160), (1840, 30673), (2960, 19067), (3316, 17020), (3404, 16580), (4145, 13616), (4255, 13264), (6632, 8510), (6808, 8290)]